drm/tests: hdmi: Replace open coded EDID setup

Make use of the recently introduced macros to reduce boilerplate code
around EDID setup. This also helps dropping the redundant calls to
set_connector_edid().

No functional changes intended.

Acked-by: Maxime Ripard <mripard@kernel.org>
Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@collabora.com>
Link: https://lore.kernel.org/r/20250527-hdmi-conn-yuv-v5-10-74c9c4a8ac0c@collabora.com
Signed-off-by: Maxime Ripard <mripard@kernel.org>

1 files changed, 92 insertions, 142 deletions

diff --git a/drivers/gpu/drm/tests/drm_hdmi_state_helper_test.c b/drivers/gpu/drm/tests/drm_hdmi_state_helper_test.c
index beee73e7a4d2..b8f4dc677be7 100644
--- a/drivers/gpu/drm/tests/drm_hdmi_state_helper_test.c
+++ b/drivers/gpu/drm/tests/drm_hdmi_state_helper_test.c
@@ -762,19 +762,16 @@ static void drm_test_check_output_bpc_crtc_mode_changed(struct kunit *test)
 	struct drm_crtc *crtc;
 	int ret;
 
-	priv = drm_kunit_helper_connector_hdmi_init(test,
-						    BIT(HDMI_COLORSPACE_RGB),
-						    10);
+	priv = drm_kunit_helper_connector_hdmi_init_with_edid_funcs(test,
+				BIT(HDMI_COLORSPACE_RGB),
+				10,
+				&dummy_connector_hdmi_funcs,
+				test_edid_hdmi_1080p_rgb_yuv_dc_max_200mhz);
 	KUNIT_ASSERT_NOT_NULL(test, priv);
 
 	drm = &priv->drm;
 	crtc = priv->crtc;
 	conn = &priv->connector;
-	ret = set_connector_edid(test, conn,
-				 test_edid_hdmi_1080p_rgb_yuv_dc_max_200mhz,
-				 ARRAY_SIZE(test_edid_hdmi_1080p_rgb_yuv_dc_max_200mhz));
-	KUNIT_ASSERT_GT(test, ret, 0);
-
 	preferred = find_preferred_mode(conn);
 	KUNIT_ASSERT_NOT_NULL(test, preferred);
 
@@ -841,19 +838,16 @@ static void drm_test_check_output_bpc_crtc_mode_not_changed(struct kunit *test)
 	struct drm_crtc *crtc;
 	int ret;
 
-	priv = drm_kunit_helper_connector_hdmi_init(test,
-						    BIT(HDMI_COLORSPACE_RGB),
-						    10);
+	priv = drm_kunit_helper_connector_hdmi_init_with_edid_funcs(test,
+				BIT(HDMI_COLORSPACE_RGB),
+				10,
+				&dummy_connector_hdmi_funcs,
+				test_edid_hdmi_1080p_rgb_yuv_dc_max_200mhz);
 	KUNIT_ASSERT_NOT_NULL(test, priv);
 
 	drm = &priv->drm;
 	crtc = priv->crtc;
 	conn = &priv->connector;
-	ret = set_connector_edid(test, conn,
-				 test_edid_hdmi_1080p_rgb_yuv_dc_max_200mhz,
-				 ARRAY_SIZE(test_edid_hdmi_1080p_rgb_yuv_dc_max_200mhz));
-	KUNIT_ASSERT_GT(test, ret, 0);
-
 	preferred = find_preferred_mode(conn);
 	KUNIT_ASSERT_NOT_NULL(test, preferred);
 
@@ -915,21 +909,18 @@ static void drm_test_check_output_bpc_dvi(struct kunit *test)
 	struct drm_crtc *crtc;
 	int ret;
 
-	priv = drm_kunit_helper_connector_hdmi_init(test,
-						    BIT(HDMI_COLORSPACE_RGB) |
-						    BIT(HDMI_COLORSPACE_YUV422) |
-						    BIT(HDMI_COLORSPACE_YUV444),
-						    12);
+	priv = drm_kunit_helper_connector_hdmi_init_with_edid_funcs(test,
+				BIT(HDMI_COLORSPACE_RGB) |
+				BIT(HDMI_COLORSPACE_YUV422) |
+				BIT(HDMI_COLORSPACE_YUV444),
+				12,
+				&dummy_connector_hdmi_funcs,
+				test_edid_dvi_1080p);
 	KUNIT_ASSERT_NOT_NULL(test, priv);
 
 	drm = &priv->drm;
 	crtc = priv->crtc;
 	conn = &priv->connector;
-	ret = set_connector_edid(test, conn,
-				 test_edid_dvi_1080p,
-				 ARRAY_SIZE(test_edid_dvi_1080p));
-	KUNIT_ASSERT_GT(test, ret, 0);
-
 	info = &conn->display_info;
 	KUNIT_ASSERT_FALSE(test, info->is_hdmi);
 
@@ -969,19 +960,16 @@ static void drm_test_check_tmds_char_rate_rgb_8bpc(struct kunit *test)
 	struct drm_crtc *crtc;
 	int ret;
 
-	priv = drm_kunit_helper_connector_hdmi_init(test,
-						    BIT(HDMI_COLORSPACE_RGB),
-						    8);
+	priv = drm_kunit_helper_connector_hdmi_init_with_edid_funcs(test,
+				BIT(HDMI_COLORSPACE_RGB),
+				8,
+				&dummy_connector_hdmi_funcs,
+				test_edid_hdmi_1080p_rgb_max_200mhz);
 	KUNIT_ASSERT_NOT_NULL(test, priv);
 
 	drm = &priv->drm;
 	crtc = priv->crtc;
 	conn = &priv->connector;
-	ret = set_connector_edid(test, conn,
-				 test_edid_hdmi_1080p_rgb_max_200mhz,
-				 ARRAY_SIZE(test_edid_hdmi_1080p_rgb_max_200mhz));
-	KUNIT_ASSERT_GT(test, ret, 0);
-
 	preferred = find_preferred_mode(conn);
 	KUNIT_ASSERT_NOT_NULL(test, preferred);
 	KUNIT_ASSERT_FALSE(test, preferred->flags & DRM_MODE_FLAG_DBLCLK);
@@ -1021,19 +1009,16 @@ static void drm_test_check_tmds_char_rate_rgb_10bpc(struct kunit *test)
 	struct drm_crtc *crtc;
 	int ret;
 
-	priv = drm_kunit_helper_connector_hdmi_init(test,
-						    BIT(HDMI_COLORSPACE_RGB),
-						    10);
+	priv = drm_kunit_helper_connector_hdmi_init_with_edid_funcs(test,
+				BIT(HDMI_COLORSPACE_RGB),
+				10,
+				&dummy_connector_hdmi_funcs,
+				test_edid_hdmi_1080p_rgb_yuv_dc_max_340mhz);
 	KUNIT_ASSERT_NOT_NULL(test, priv);
 
 	drm = &priv->drm;
 	crtc = priv->crtc;
 	conn = &priv->connector;
-	ret = set_connector_edid(test, conn,
-				 test_edid_hdmi_1080p_rgb_yuv_dc_max_340mhz,
-				 ARRAY_SIZE(test_edid_hdmi_1080p_rgb_yuv_dc_max_340mhz));
-	KUNIT_ASSERT_GT(test, ret, 0);
-
 	preferred = find_preferred_mode(conn);
 	KUNIT_ASSERT_NOT_NULL(test, preferred);
 	KUNIT_ASSERT_FALSE(test, preferred->flags & DRM_MODE_FLAG_DBLCLK);
@@ -1073,19 +1058,16 @@ static void drm_test_check_tmds_char_rate_rgb_12bpc(struct kunit *test)
 	struct drm_crtc *crtc;
 	int ret;
 
-	priv = drm_kunit_helper_connector_hdmi_init(test,
-						    BIT(HDMI_COLORSPACE_RGB),
-						    12);
+	priv = drm_kunit_helper_connector_hdmi_init_with_edid_funcs(test,
+				BIT(HDMI_COLORSPACE_RGB),
+				12,
+				&dummy_connector_hdmi_funcs,
+				test_edid_hdmi_1080p_rgb_yuv_dc_max_340mhz);
 	KUNIT_ASSERT_NOT_NULL(test, priv);
 
 	drm = &priv->drm;
 	crtc = priv->crtc;
 	conn = &priv->connector;
-	ret = set_connector_edid(test, conn,
-				 test_edid_hdmi_1080p_rgb_yuv_dc_max_340mhz,
-				 ARRAY_SIZE(test_edid_hdmi_1080p_rgb_yuv_dc_max_340mhz));
-	KUNIT_ASSERT_GT(test, ret, 0);
-
 	preferred = find_preferred_mode(conn);
 	KUNIT_ASSERT_NOT_NULL(test, preferred);
 	KUNIT_ASSERT_FALSE(test, preferred->flags & DRM_MODE_FLAG_DBLCLK);
@@ -1191,19 +1173,16 @@ static void drm_test_check_max_tmds_rate_bpc_fallback(struct kunit *test)
 	struct drm_crtc *crtc;
 	int ret;
 
-	priv = drm_kunit_helper_connector_hdmi_init(test,
-						    BIT(HDMI_COLORSPACE_RGB),
-						    12);
+	priv = drm_kunit_helper_connector_hdmi_init_with_edid_funcs(test,
+				BIT(HDMI_COLORSPACE_RGB),
+				12,
+				&dummy_connector_hdmi_funcs,
+				test_edid_hdmi_1080p_rgb_yuv_dc_max_200mhz);
 	KUNIT_ASSERT_NOT_NULL(test, priv);
 
 	drm = &priv->drm;
 	crtc = priv->crtc;
 	conn = &priv->connector;
-	ret = set_connector_edid(test, conn,
-				 test_edid_hdmi_1080p_rgb_yuv_dc_max_200mhz,
-				 ARRAY_SIZE(test_edid_hdmi_1080p_rgb_yuv_dc_max_200mhz));
-	KUNIT_ASSERT_GT(test, ret, 0);
-
 	info = &conn->display_info;
 	KUNIT_ASSERT_TRUE(test, info->is_hdmi);
 	KUNIT_ASSERT_GT(test, info->max_tmds_clock, 0);
@@ -1263,21 +1242,18 @@ static void drm_test_check_max_tmds_rate_format_fallback(struct kunit *test)
 	struct drm_crtc *crtc;
 	int ret;
 
-	priv = drm_kunit_helper_connector_hdmi_init(test,
-						    BIT(HDMI_COLORSPACE_RGB) |
-						    BIT(HDMI_COLORSPACE_YUV422) |
-						    BIT(HDMI_COLORSPACE_YUV444),
-						    12);
+	priv = drm_kunit_helper_connector_hdmi_init_with_edid_funcs(test,
+				BIT(HDMI_COLORSPACE_RGB) |
+				BIT(HDMI_COLORSPACE_YUV422) |
+				BIT(HDMI_COLORSPACE_YUV444),
+				12,
+				&dummy_connector_hdmi_funcs,
+				test_edid_hdmi_1080p_rgb_yuv_dc_max_200mhz);
 	KUNIT_ASSERT_NOT_NULL(test, priv);
 
 	drm = &priv->drm;
 	crtc = priv->crtc;
 	conn = &priv->connector;
-	ret = set_connector_edid(test, conn,
-				 test_edid_hdmi_1080p_rgb_yuv_dc_max_200mhz,
-				 ARRAY_SIZE(test_edid_hdmi_1080p_rgb_yuv_dc_max_200mhz));
-	KUNIT_ASSERT_GT(test, ret, 0);
-
 	info = &conn->display_info;
 	KUNIT_ASSERT_TRUE(test, info->is_hdmi);
 	KUNIT_ASSERT_GT(test, info->max_tmds_clock, 0);
@@ -1331,20 +1307,17 @@ static void drm_test_check_output_bpc_format_vic_1(struct kunit *test)
 	struct drm_crtc *crtc;
 	int ret;
 
-	priv = drm_kunit_helper_connector_hdmi_init(test,
-						    BIT(HDMI_COLORSPACE_RGB) |
-						    BIT(HDMI_COLORSPACE_YUV422) |
-						    BIT(HDMI_COLORSPACE_YUV444),
-						    12);
+	priv = drm_kunit_helper_connector_hdmi_init_with_edid_funcs(test,
+				BIT(HDMI_COLORSPACE_RGB) |
+				BIT(HDMI_COLORSPACE_YUV422) |
+				BIT(HDMI_COLORSPACE_YUV444),
+				12,
+				&dummy_connector_hdmi_funcs,
+				test_edid_hdmi_1080p_rgb_yuv_dc_max_200mhz);
 	KUNIT_ASSERT_NOT_NULL(test, priv);
 
 	drm = &priv->drm;
 	conn = &priv->connector;
-	ret = set_connector_edid(test, conn,
-				 test_edid_hdmi_1080p_rgb_yuv_dc_max_200mhz,
-				 ARRAY_SIZE(test_edid_hdmi_1080p_rgb_yuv_dc_max_200mhz));
-	KUNIT_ASSERT_GT(test, ret, 0);
-
 	info = &conn->display_info;
 	KUNIT_ASSERT_TRUE(test, info->is_hdmi);
 	KUNIT_ASSERT_GT(test, info->max_tmds_clock, 0);
@@ -1398,19 +1371,16 @@ static void drm_test_check_output_bpc_format_driver_rgb_only(struct kunit *test)
 	struct drm_crtc *crtc;
 	int ret;
 
-	priv = drm_kunit_helper_connector_hdmi_init(test,
-						    BIT(HDMI_COLORSPACE_RGB),
-						    12);
+	priv = drm_kunit_helper_connector_hdmi_init_with_edid_funcs(test,
+				BIT(HDMI_COLORSPACE_RGB),
+				12,
+				&dummy_connector_hdmi_funcs,
+				test_edid_hdmi_1080p_rgb_yuv_dc_max_200mhz);
 	KUNIT_ASSERT_NOT_NULL(test, priv);
 
 	drm = &priv->drm;
 	crtc = priv->crtc;
 	conn = &priv->connector;
-	ret = set_connector_edid(test, conn,
-				 test_edid_hdmi_1080p_rgb_yuv_dc_max_200mhz,
-				 ARRAY_SIZE(test_edid_hdmi_1080p_rgb_yuv_dc_max_200mhz));
-	KUNIT_ASSERT_GT(test, ret, 0);
-
 	info = &conn->display_info;
 	KUNIT_ASSERT_TRUE(test, info->is_hdmi);
 	KUNIT_ASSERT_GT(test, info->max_tmds_clock, 0);
@@ -1468,21 +1438,18 @@ static void drm_test_check_output_bpc_format_display_rgb_only(struct kunit *test
 	struct drm_crtc *crtc;
 	int ret;
 
-	priv = drm_kunit_helper_connector_hdmi_init(test,
-						    BIT(HDMI_COLORSPACE_RGB) |
-						    BIT(HDMI_COLORSPACE_YUV422) |
-						    BIT(HDMI_COLORSPACE_YUV444),
-						    12);
+	priv = drm_kunit_helper_connector_hdmi_init_with_edid_funcs(test,
+				BIT(HDMI_COLORSPACE_RGB) |
+				BIT(HDMI_COLORSPACE_YUV422) |
+				BIT(HDMI_COLORSPACE_YUV444),
+				12,
+				&dummy_connector_hdmi_funcs,
+				test_edid_hdmi_1080p_rgb_max_200mhz);
 	KUNIT_ASSERT_NOT_NULL(test, priv);
 
 	drm = &priv->drm;
 	crtc = priv->crtc;
 	conn = &priv->connector;
-	ret = set_connector_edid(test, conn,
-				 test_edid_hdmi_1080p_rgb_max_200mhz,
-				 ARRAY_SIZE(test_edid_hdmi_1080p_rgb_max_200mhz));
-	KUNIT_ASSERT_GT(test, ret, 0);
-
 	info = &conn->display_info;
 	KUNIT_ASSERT_TRUE(test, info->is_hdmi);
 	KUNIT_ASSERT_GT(test, info->max_tmds_clock, 0);
@@ -1541,19 +1508,16 @@ static void drm_test_check_output_bpc_format_driver_8bpc_only(struct kunit *test
 	struct drm_crtc *crtc;
 	int ret;
 
-	priv = drm_kunit_helper_connector_hdmi_init(test,
-						    BIT(HDMI_COLORSPACE_RGB),
-						    8);
+	priv = drm_kunit_helper_connector_hdmi_init_with_edid_funcs(test,
+				BIT(HDMI_COLORSPACE_RGB),
+				8,
+				&dummy_connector_hdmi_funcs,
+				test_edid_hdmi_1080p_rgb_yuv_dc_max_340mhz);
 	KUNIT_ASSERT_NOT_NULL(test, priv);
 
 	drm = &priv->drm;
 	crtc = priv->crtc;
 	conn = &priv->connector;
-	ret = set_connector_edid(test, conn,
-				 test_edid_hdmi_1080p_rgb_yuv_dc_max_340mhz,
-				 ARRAY_SIZE(test_edid_hdmi_1080p_rgb_yuv_dc_max_340mhz));
-	KUNIT_ASSERT_GT(test, ret, 0);
-
 	info = &conn->display_info;
 	KUNIT_ASSERT_TRUE(test, info->is_hdmi);
 	KUNIT_ASSERT_GT(test, info->max_tmds_clock, 0);
@@ -1604,21 +1568,18 @@ static void drm_test_check_output_bpc_format_display_8bpc_only(struct kunit *tes
 	struct drm_crtc *crtc;
 	int ret;
 
-	priv = drm_kunit_helper_connector_hdmi_init(test,
-						    BIT(HDMI_COLORSPACE_RGB) |
-						    BIT(HDMI_COLORSPACE_YUV422) |
-						    BIT(HDMI_COLORSPACE_YUV444),
-						    12);
+	priv = drm_kunit_helper_connector_hdmi_init_with_edid_funcs(test,
+				BIT(HDMI_COLORSPACE_RGB) |
+				BIT(HDMI_COLORSPACE_YUV422) |
+				BIT(HDMI_COLORSPACE_YUV444),
+				12,
+				&dummy_connector_hdmi_funcs,
+				test_edid_hdmi_1080p_rgb_max_340mhz);
 	KUNIT_ASSERT_NOT_NULL(test, priv);
 
 	drm = &priv->drm;
 	crtc = priv->crtc;
 	conn = &priv->connector;
-	ret = set_connector_edid(test, conn,
-				 test_edid_hdmi_1080p_rgb_max_340mhz,
-				 ARRAY_SIZE(test_edid_hdmi_1080p_rgb_max_340mhz));
-	KUNIT_ASSERT_GT(test, ret, 0);
-
 	info = &conn->display_info;
 	KUNIT_ASSERT_TRUE(test, info->is_hdmi);
 	KUNIT_ASSERT_GT(test, info->max_tmds_clock, 0);
@@ -1937,28 +1898,20 @@ static void drm_test_check_mode_valid(struct kunit *test)
 static void drm_test_check_mode_valid_reject_rate(struct kunit *test)
 {
 	struct drm_atomic_helper_connector_hdmi_priv *priv;
-	struct drm_connector *conn;
 	struct drm_display_mode *preferred;
-	int ret;
 
-	priv = drm_kunit_helper_connector_hdmi_init_funcs(test,
-							  BIT(HDMI_COLORSPACE_RGB),
-							  8,
-							  &reject_100mhz_connector_hdmi_funcs);
+	priv = drm_kunit_helper_connector_hdmi_init_with_edid_funcs(test,
+					BIT(HDMI_COLORSPACE_RGB),
+					8,
+					&reject_100mhz_connector_hdmi_funcs,
+					test_edid_hdmi_1080p_rgb_max_200mhz);
 	KUNIT_ASSERT_NOT_NULL(test, priv);
 
-	conn = &priv->connector;
-
-	ret = set_connector_edid(test, conn,
-				 test_edid_hdmi_1080p_rgb_max_200mhz,
-				 ARRAY_SIZE(test_edid_hdmi_1080p_rgb_max_200mhz));
-	KUNIT_ASSERT_GT(test, ret, 0);
-
 	/*
 	 * Unlike the drm_test_check_mode_valid() here 1080p is rejected, but
 	 * 480p is allowed.
 	 */
-	preferred = find_preferred_mode(conn);
+	preferred = find_preferred_mode(&priv->connector);
 	KUNIT_ASSERT_NOT_NULL(test, preferred);
 	KUNIT_EXPECT_EQ(test, preferred->hdisplay, 640);
 	KUNIT_EXPECT_EQ(test, preferred->vdisplay, 480);
@@ -1976,12 +1929,14 @@ static void drm_test_check_mode_valid_reject(struct kunit *test)
 	struct drm_atomic_helper_connector_hdmi_priv *priv;
 	struct drm_connector *conn;
 	struct drm_display_mode *preferred;
+	unsigned char no_edid[] = {};
 	int ret;
 
-	priv = drm_kunit_helper_connector_hdmi_init_funcs(test,
-							  BIT(HDMI_COLORSPACE_RGB),
-							  8,
-							  &reject_connector_hdmi_funcs);
+	priv = drm_kunit_helper_connector_hdmi_init_with_edid_funcs(test,
+					BIT(HDMI_COLORSPACE_RGB),
+					8,
+					&reject_connector_hdmi_funcs,
+					no_edid);
 	KUNIT_ASSERT_NOT_NULL(test, priv);
 
 	conn = &priv->connector;
@@ -2006,20 +1961,15 @@ static void drm_test_check_mode_valid_reject_max_clock(struct kunit *test)
 	struct drm_atomic_helper_connector_hdmi_priv *priv;
 	struct drm_connector *conn;
 	struct drm_display_mode *preferred;
-	int ret;
 
-	priv = drm_kunit_helper_connector_hdmi_init(test,
-						    BIT(HDMI_COLORSPACE_RGB),
-						    8);
+	priv = drm_kunit_helper_connector_hdmi_init_with_edid_funcs(test,
+				BIT(HDMI_COLORSPACE_RGB),
+				8,
+				&dummy_connector_hdmi_funcs,
+				test_edid_hdmi_1080p_rgb_max_100mhz);
 	KUNIT_ASSERT_NOT_NULL(test, priv);
 
 	conn = &priv->connector;
-
-	ret = set_connector_edid(test, conn,
-				 test_edid_hdmi_1080p_rgb_max_100mhz,
-				 ARRAY_SIZE(test_edid_hdmi_1080p_rgb_max_100mhz));
-	KUNIT_ASSERT_GT(test, ret, 0);
-
 	KUNIT_ASSERT_EQ(test, conn->display_info.max_tmds_clock, 100 * 1000);
 
 	preferred = find_preferred_mode(conn);